#404EBE#404EBE

#404EBE is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.0% C 0.175 H 272.6°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#404EBE
RGB	rgb(64, 78, 190)
HSL	hsl(233, 50%, 50%)
HSV	hsv(233, 66%, 75%)
CMYK	cmyk(66.3%, 58.9%, 0%, 25.5%)
CIE-LAB	lab(38.30, 30.84, -60.62)
CIE-LCH	lch(38.30, 68.02, 296.96°)
OKLab	oklab(48.02% 0.0078 -0.1746)
OKLCH	oklch(48.02% 0.175 272.6)
XYZ	xyz(14.1299, 10.2552, 49.9400)
Luminance	0.1026 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404EBE #BEB040

analogous

#408DBE #404EBE #7140BE

triadic

#404EBE #BE404E #4EBE40

tetradic

#404EBE #BE408D #BEB040 #40BE71

square

#404EBE #BE408D #BEB040 #40BE71

split-complementary

#404EBE #BE7140 #8DBE40

monochromatic

#212862 #313B90 #404EBE #6D78CE #9BA2DD

Accessibility & contrast

On white

6.88

#404EBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#404EBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404EBE

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404EBE	#FFFFFF	#000000	##FFFFFF
##404EBE	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C2

Deuteranopia (green-blind)

#0055BC

Tritanopia (blue-blind)

#006A7E

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #404ebe;
/* rgb */ color: rgb(64, 78, 190);
/* oklch */ color: oklch(48.0% 0.175 272.6);

Tailwind

colors: {
  custom: {
    50: '#837fd2',
    500: '#404ebe',
    950: '#000000',
  },
}

SCSS

$custom: #404ebe;
$custom-light: #837fd2;
$custom-dark: #000000;

JSON

{
  "hex": "#404ebe",
  "rgb": {
    "r": 64,
    "g": 78,
    "b": 190
  },
  "hsl": {
    "h": 233.333,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.4802,
    "c": 0.17476,
    "h": 272.6
  },
  "luminance": 0.10256
}

Semantic roles & 50–950 ramp

primary

#404EBE

secondary

#C9C390

accent

#CA4FD9

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #404EBE

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →